Seiko Cal. 6178 - 739

This Spring Drive model from 1981 features a 46mm Stainless Steel case. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-0de1cf96e677]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1981

Related Models

• Seiko 6121-313
• Seiko 4432-935
• Seiko 6137-386
• Seiko 7088-944
• Seiko 4538-137
• Seiko 7056-550
• Seiko 6123-650
• Seiko 6681-137
• Seiko 7090-476
• Seiko 6190-453
• Seiko 4546-203
• Seiko 4545-557